<template>
  <div :id="id" :class="className" :style="{ height: height, width: width }" />
</template>

<script>
import echarts from "echarts";
import { onMounted, onUnmounted, ref, unref } from "vue";

export default {
  props: {
    className: {
      type: String,
      default: "chart",
    },
    id: {
      type: String,
      default: "chart",
    },
    width: {
      type: String,
      default: "200px",
    },
    height: {
      type: String,
      default: "200px",
    },
  },
  setup(props) {
    const chart = ref(null);

    onMounted(() => {
      chart.value = echarts.init(document.getElementById(props.id));

      unref(chart).setOption({
        title: {
          top: 20,
          text: "Requests",
          textStyle: {
            fontWeight: "normal",
            fontSize: 16,
            color: "#F1F1F3",
          },
          left: "1%",
        },
        tooltip: {
          trigger: "axis",
          axisPointer: {
            lineStyle: {
              color: "#57617B",
            },
          },
        },
        legend: {
          top: 20,
          icon: "rect",
          itemWidth: 14,
          itemHeight: 5,
          itemGap: 13,
          data: ["CMCC", "CTCC", "CUCC"],
          right: "4%",
          textStyle: {
            fontSize: 12,
            color: "#57617b",
          },
        },
        grid: {
          top: 100,
          left: "2%",
          right: "2%",
          bottom: "2%",
          containLabel: true,
        },
        xAxis: [
          {
            type: "category",
            boundaryGap: false,
            axisLine: {
              lineStyle: {
                color: "#57617B",
              },
            },
            data: [
              "13:00",
              "13:05",
              "13:10",
              "13:15",
              "13:20",
              "13:25",
              "13:30",
              "13:35",
              "13:40",
              "13:45",
              "13:50",
              "13:55",
            ],
          },
        ],
        yAxis: [
          {
            type: "value",
            name: "(%)",
            axisTick: {
              show: false,
            },
            axisLine: {
              lineStyle: {
                color: "#57617B",
              },
            },
            axisLabel: {
              margin: 10,
              textStyle: {
                fontSize: 14,
              },
            },
            splitLine: {
              lineStyle: {
                color: "#57617B",
              },
            },
          },
        ],
        series: [
          {
            name: "CMCC",
            type: "line",
            smooth: true,
            symbol: "circle",
            symbolSize: 5,
            showSymbol: false,
            lineStyle: {
              normal: {
                width: 1,
              },
            },
            areaStyle: {
              normal: {
                color: new echarts.graphic.LinearGradient(
                  0,
                  0,
                  0,
                  1,
                  [
                    {
                      offset: 0,
                      color: "rgba(137, 189, 27, 0.3)",
                    },
                    {
                      offset: 0.8,
                      color: "rgba(137, 189, 27, 0)",
                    },
                  ],
                  false
                ),
                shadowColor: "rgba(0, 0, 0, 0.1)",
                shadowBlur: 10,
              },
            },
            itemStyle: {
              normal: {
                color: "rgb(137,189,27)",
                borderColor: "rgba(137,189,2,0.27)",
                borderWidth: 12,
              },
            },
            data: [220, 182, 191, 134, 150, 120, 110, 125, 145, 122, 165, 122],
          },
          {
            name: "CTCC",
            type: "line",
            smooth: true,
            symbol: "circle",
            symbolSize: 5,
            showSymbol: false,
            lineStyle: {
              normal: {
                width: 1,
              },
            },
            areaStyle: {
              normal: {
                color: new echarts.graphic.LinearGradient(
                  0,
                  0,
                  0,
                  1,
                  [
                    {
                      offset: 0,
                      color: "rgba(0, 136, 212, 0.3)",
                    },
                    {
                      offset: 0.8,
                      color: "rgba(0, 136, 212, 0)",
                    },
                  ],
                  false
                ),
                shadowColor: "rgba(0, 0, 0, 0.1)",
                shadowBlur: 10,
              },
            },
            itemStyle: {
              normal: {
                color: "rgb(0,136,212)",
                borderColor: "rgba(0,136,212,0.2)",
                borderWidth: 12,
              },
            },
            data: [120, 110, 125, 145, 122, 165, 122, 220, 182, 191, 134, 150],
          },
          {
            name: "CUCC",
            type: "line",
            smooth: true,
            symbol: "circle",
            symbolSize: 5,
            showSymbol: false,
            lineStyle: {
              normal: {
                width: 1,
              },
            },
            areaStyle: {
              normal: {
                color: new echarts.graphic.LinearGradient(
                  0,
                  0,
                  0,
                  1,
                  [
                    {
                      offset: 0,
                      color: "rgba(219, 50, 51, 0.3)",
                    },
                    {
                      offset: 0.8,
                      color: "rgba(219, 50, 51, 0)",
                    },
                  ],
                  false
                ),
                shadowColor: "rgba(0, 0, 0, 0.1)",
                shadowBlur: 10,
              },
            },
            itemStyle: {
              normal: {
                color: "rgb(219,50,51)",
                borderColor: "rgba(219,50,51,0.2)",
                borderWidth: 12,
              },
            },
            data: [220, 182, 125, 145, 122, 191, 134, 150, 120, 110, 165, 122],
          },
        ],
      });
    });

    onUnmounted(() => {
      if (!unref(chart)) {
        return;
      }
      chart.value.dispose();
      chart.value = null;
    });

    return { chart };
  },
};
</script>
